Answer:
m=0
Step-by-step explanation:
<em><u>mx²+2x-1=0</u></em>
if x=1/2 then
m(1/2)² +2(1/2)-1=0
m/4+1-1=0
m/4=0
m=0
74.4 is the answer.
hope this helps.
The diagonals of square pqrs are each others parallelogram
Answer:
x=27
Step-by-step explanation:
3x -4y =65
Let y=4
3x -4*4 =65
3x-16 = 65
Add 16 to each side
3x-16+16 = 65+16
3x = 81
Divide each side by 3
3x/3 = 81/3
x = 27
